64bit windows release

64bit windows release

Requests for features in the spring code.

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AF
AI Developer
Posts: 20687
Joined: 14 Sep 2004, 11:32

64bit windows release

Post by AF »

While a 32bit version works, with 64bit versions you can make assumptions about the cpu such as enabling SSE (a 64bit cpu without sse?!!?!?!?), so there should be a speedup as a result.
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zwzsg
Kernel Panic Co-Developer
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Joined: 16 Nov 2004, 13:08

Re: 64bit windows release

Post by zwzsg »

Will it synch with 32bits release?
Tobi
Spring Developer
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Joined: 01 Jun 2005, 11:36

Re: 64bit windows release

Post by Tobi »

Nice, not only cross operating system but also cross architecture compiling :P (is there even a mingw64 configure target for GCC?)

EDIT: Also IMHO the speed difference between 32 and 64 bit is overrated, I didn't notice anything.
el_matarife
Posts: 933
Joined: 27 Feb 2006, 02:04

Re: 64bit windows release

Post by el_matarife »

There isn't too much of a speed difference for average applications, but you get the ability to address much more RAM in your process and you could just assume all the CPUs have SSE and SSE2. SSE2 is supported on all Athlon64s, and Intel chips that can do 64bit, and would probably speed up some calculations a LOT on Netburst architecture Intel processors.
YokoZar
Posts: 883
Joined: 15 Jul 2007, 22:02

Re: 64bit windows release

Post by YokoZar »

It might make some bugs easier to find too. Currently there seem to be a few serious issues that plague 64 bit linux but not 32, (eg the KAIK that shipped with 0.76 freezing immediately). I'd be willing to bet that some of my crashes (where no one else crashes) are related to 64 bit issues as well.
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AF
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Joined: 14 Sep 2004, 11:32

Re: 64bit windows release

Post by AF »

I agree, the benefits of 64bit itself are not from movign to 64bit, but by being able to assume support for SSE and SSE2 instruction sets.

I hadnt thought about the testing potential for fixing 64bit errors.

I'd assume tobi is busy with things, as am I, can someone look into a mingw64 configure target for GCC?
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